作者：Liz Mata Ramoz 6 年以前
295
Ramos_iz21@outllok.com
Jean Paget and Lev. Vigotsky
discover how to solve and perform the task themselves
what they still can not achieve on their own.
Intelillence
Proximal development zone
formal operations
the ability to use logic to reach abstract conclusions
concrete operations
use logic
classification
order
conservation
preoperational
symbolic game
sensorimotor
appearance of articulated language
Stages of development
